EPSS score history for CVE-2021-43556, showing historical risk changes and exploitation probability trends for vulnerability prioritization and security analysis.
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.58% | 2.09% | +1.51% |
| 2 | 2025-04-10 | 0.39% | 0.58% | +0.19% |
| 3 | 2025-04-07 | 0.49% | 0.39% | -0.10% |
| 4 | 2025-03-30 | 0.91% | 0.49% | -0.42% |
| 5 | 2025-03-29 | 0.45% | 0.91% | +0.46% |
| 6 | 2025-03-17 | 0.40% | 0.45% | +0.05% |
| 7 | 2024-06-22 | 0.25% | 0.40% | +0.15% |
| 8 | 2024-05-14 | 0.20% | 0.25% | +0.05% |
| 9 | 2024-02-08 | 0.27% | 0.20% | -0.07% |
| 10 | 2023-08-19 | 0.16% | 0.27% | +0.11% |
| 11 | 2023-06-23 | 0.09% | 0.16% | +0.08% |
| 12 | 2023-03-07 | 1.56% | 0.09% | -1.47% |
| 13 | 2022-02-04 | 1.82% | 1.56% | -0.26% |
| 14 | 2022-01-14 | 0.73% | 1.82% | +1.09% |
| 15 | 2021-12-29 | — | 0.73% | — |